Just to be especially pedantic,… The ancient Romans wrote IIII for 4, VIIII for 9, LXXXX for 90, and so forth. The method of subtracting a smaller number from a following next-larger number is a medieval invention.
But what I’ve never understood is why most antique clock faces with Roman numerals use IX for 9 but IIII for 4.
Just to be especially pedantic,… The ancient Romans wrote IIII for 4, VIIII for 9, LXXXX for 90, and so forth. The method of subtracting a smaller number from a following next-larger number is a medieval invention.
But what I’ve never understood is why most antique clock faces with Roman numerals use IX for 9 but IIII for 4.